If you are looking for PST Merge Tool, then you are on the right page, here in this brief post I will introduce you to the most secure and trusted software, and that is Shoviv PST Merge Tool. It is a completely safe, and secure solution to merge PST files. It has a simple GUI interface which makes it hassle-free manner for the users. The software permits users to add multiple, and oversized PST files with ease. The software provides two options to merge PST files- Merge, and Join option.